/*
* Copyright (C) 2008-2014 Free Software Foundation, Inc.
*
* Author: Simon Josefsson, Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* GnuTLS is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* GnuTLS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GnuTLS; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>
#include <gnutls/x509-ext.h>
#include "../utils.h"
#include "../test-chains.h"
#include "softhsm.h"
#define CONFIG "softhsm-issuer.config"
/* GnuTLS internally calls time() to find out the current time when
verifying certificates. To avoid a time bomb, we hard code the
current time. This should work fine on systems where the library
call to time is resolved at run-time. */
static time_t mytime(time_t * t)
{
time_t then = 1256803113;
if (t)
*t = then;
return then;
}
#define PIN "1234"
static void tls_log_func(int level, const char *str)
{
fprintf(stderr, "|<%d>| %s", level, str);
}
static
int pin_func(void* userdata, int attempt, const char* url, const char *label,
unsigned flags, char *pin, size_t pin_max)
{
if (attempt == 0) {
strcpy(pin, PIN);
return 0;
}
return -1;
}
void doit(void)
{
char buf[128];
int exit_val = 0;
int ret;
unsigned j;
const char *lib, *bin;
gnutls_x509_crt_t issuer = NULL;
gnutls_x509_trust_list_t tl;
gnutls_x509_crt_t certs[MAX_CHAIN];
gnutls_x509_crt_t ca;
gnutls_datum_t tmp;
int idx = -1;
/* The overloading of time() seems to work in linux (ELF?)
* systems only. Disable it on windows.
*/
#ifdef _WIN32
exit(77);
#endif
for (j=0;;j++) {
if (chains[j].name == NULL)
break;
if (strcmp(chains[j].name, "verisign.com v1 ok") == 0) {
idx = j;
break;
}
}
if (idx == -1) {
fail("could not find proper chain\n");
exit(1);
}
bin = softhsm_bin();
lib = softhsm_lib();
ret = global_init();
if (ret != 0) {
fail("%d: %s\n", ret, gnutls_strerror(ret));
exit(1);
}
gnutls_pkcs11_set_pin_function(pin_func, NULL);
gnutls_global_set_time_function(mytime);
gnutls_global_set_log_function(tls_log_func);
if (debug)
gnutls_global_set_log_level(4711);
/* write softhsm.config */
set_softhsm_conf(CONFIG);
snprintf(buf, sizeof(buf), "%s --init-token --slot 0 --label test --so-pin "PIN" --pin "PIN, bin);
system(buf);
ret = gnutls_pkcs11_add_provider(lib, "trusted");
if (ret < 0) {
fprintf(stderr, "gnutls_x509_crt_init: %s\n",
gnutls_strerror(ret));
exit(1);
}
for (j = 0; chains[idx].chain[j]; j++) {
if (debug > 2)
printf("\tAdding certificate %d...",
(int) j);
ret = gnutls_x509_crt_init(&certs[j]);
if (ret < 0) {
fprintf(stderr,
"gnutls_x509_crt_init[%d,%d]: %s\n",
(int) 3, (int) j,
gnutls_strerror(ret));
exit(1);
}
tmp.data = (unsigned char *) chains[idx].chain[j];
tmp.size = strlen(chains[idx].chain[j]);
ret =
gnutls_x509_crt_import(certs[j], &tmp,
GNUTLS_X509_FMT_PEM);
if (debug > 2)
printf("done\n");
if (ret < 0) {
fprintf(stderr,
"gnutls_x509_crt_import[%s,%d]: %s\n",
chains[idx].name, (int) j,
gnutls_strerror(ret));
exit(1);
}
gnutls_x509_crt_print(certs[j],
GNUTLS_CRT_PRINT_ONELINE,
&tmp);
if (debug)
printf("\tCertificate %d: %.*s\n", (int) j,
tmp.size, tmp.data);
gnutls_free(tmp.data);
}
if (debug > 2)
printf("\tAdding CA certificate...");
ret = gnutls_x509_crt_init(&ca);
if (ret < 0) {
fprintf(stderr, "gnutls_x509_crt_init: %s\n",
gnutls_strerror(ret));
exit(1);
}
tmp.data = (unsigned char *) *chains[idx].ca;
tmp.size = strlen(*chains[idx].ca);
ret =
gnutls_x509_crt_import(ca, &tmp, GNUTLS_X509_FMT_PEM);
if (ret < 0) {
fprintf(stderr, "gnutls_x509_crt_import: %s\n",
gnutls_strerror(ret));
exit(1);
}
if (debug > 2)
printf("done\n");
gnutls_x509_crt_print(ca, GNUTLS_CRT_PRINT_ONELINE, &tmp);
if (debug)
printf("\tCA Certificate: %.*s\n", tmp.size,
tmp.data);
gnutls_free(tmp.data);
if (debug)
printf("\tVerifying...");
/* initialize softhsm token */
ret = gnutls_pkcs11_token_init(SOFTHSM_URL, PIN, "test");
if (ret < 0) {
fail("gnutls_pkcs11_token_init\n");
exit(1);
}
/* write CA certificate to softhsm */
ret = gnutls_pkcs11_copy_x509_crt(SOFTHSM_URL, ca, "test-ca", GNUTLS_PKCS11_OBJ_FLAG_MARK_TRUSTED|GNUTLS_PKCS11_OBJ_FLAG_LOGIN_SO);
if (ret < 0) {
fail("gnutls_pkcs11_copy_x509_crt: %s\n", gnutls_strerror(ret));
exit(1);
}
gnutls_x509_trust_list_init(&tl, 0);
ret = gnutls_x509_trust_list_add_trust_file(tl, SOFTHSM_URL, NULL, 0, 0, 0);
if (ret < 0) {
fail("gnutls_x509_trust_list_add_trust_file\n");
exit(1);
}
/* extract the issuer of the certificate */
issuer = NULL;
ret = gnutls_x509_trust_list_get_issuer(tl, certs[2], &issuer, GNUTLS_TL_GET_COPY);
if (ret < 0) {
fail("error in gnutls_x509_trust_list_get_issuer\n");
exit(1);
}
if (issuer == NULL) {
fail("error in gnutls_x509_trust_list_get_issuer return value\n");
exit(1);
}
gnutls_x509_crt_deinit(issuer);
/* extract the issuer of the certificate using the non-thread-safe approach */
issuer = NULL;
ret = gnutls_x509_trust_list_get_issuer(tl, certs[2], &issuer, 0);
if (ret < 0) {
fail("error in gnutls_x509_trust_list_get_issuer\n");
exit(1);
}
if (issuer == NULL) {
fail("error in gnutls_x509_trust_list_get_issuer return value\n");
exit(1);
}
/* extract (again) the issuer of the certificate - check for any leaks */
ret = gnutls_x509_trust_list_get_issuer(tl, certs[2], &issuer, 0);
if (ret < 0) {
fail("error in gnutls_x509_trust_list_get_issuer\n");
exit(1);
}
/* Check gnutls_x509_trust_list_get_raw_issuer_by_dn */
ret = gnutls_x509_crt_get_raw_issuer_dn(certs[2], &tmp);
if (ret < 0) {
fail("error in gnutls_x509_crt_get_raw_issuer_dn: %s\n", gnutls_strerror(ret));
exit(1);
}
ret = gnutls_x509_trust_list_get_issuer_by_dn(tl, &tmp, &issuer, 0);
gnutls_free(tmp.data);
if (ret < 0) {
fail("error in gnutls_x509_trust_list_get_issuer\n");
exit(1);
}
if (issuer == NULL) {
fail("error in gnutls_x509_trust_list_get_issuer_by_dn return value\n");
exit(1);
}
gnutls_x509_crt_deinit(issuer);
if (debug)
printf("\tCleanup...");
gnutls_x509_trust_list_deinit(tl, 0);
gnutls_x509_crt_deinit(ca);
for (j = 0; chains[idx].chain[j]; j++)
gnutls_x509_crt_deinit(certs[j]);
if (debug)
printf("done\n\n\n");
gnutls_global_deinit();
if (debug)
printf("Exit status...%d\n", exit_val);
remove(CONFIG);
exit(exit_val);
}